#include <QCoreApplication>

/*int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    return a.exec();
}*/
#include <iostream>
using namespace std;
int main ()
{
    cout<<"Vvedite chislo"<<endl;
    int A1;
    cin>>A1;
    if(A1%2==0)
        cout<<"chet"<<endl;
    else
        cout<<"nechet"<<endl;
    return 0;
}
